package com.aat.dxfy.abc;

import org.bouncycastle.util.encoders.Base64;

public class TestSimple {

	private static TestSimple TestSimple;

	private TestSimple() {
		getInstance();
	}

	public static TestSimple getInstance() {
		synchronized (TestSimple) {
			if (TestSimple == null) {
				TestSimple = new TestSimple();
			}
		}
		return TestSimple;
	}

	public static void test() {
		System.out.println("123");
	}

	public static void main(String[] args) {
		test();

		byte[] bs = Base64.decode("");
		System.out.println(bs == null);
	}

}
